docs: def userpass(self, dir="ppcoin"):
          """Reads config file for username/password"""
  
          source = os.path.expanduser("~/.{0}/{0}.conf").format(dir)
          dest = open(source, "r")
          with dest as conf:
              for line in conf:
                  if line.startswith("rpcuser"):
                      username = line.split("=")[1].strip()
                  if line.startswith("rpcpassword"):
                      password = line.split("=")[1].strip()
  
          return username, password